Collection: O-Rings - General Purpose

O-Rings -> General Purpose
Inside Diameter (ID) Section (t) Colour Hardness Indicative
Image
General Purpose O-Rings - 37.47x5.33 mm - Black Nitrile Rubber Packs - Nitrile NBR, BUNA-N O-Ring
Inside Diameter (ID)
37.47
mm
Section (t)
5.33
mm
Colour
Black
Hardness
90 Durometer
General Purpose O-Rings - 37.47x5.33 mm - Black Nitrile Rubber - Nitrile NBR, BUNA-N O-Ring
Material: Nitrile (NBR, BUNA-N)   
Category: O-Rings - General Purpose - Nitrile Rubber Packs
Part Number: OR-03747-533-N90-325 (PK-90)
Out of Stock | Backorder Now | Backorder now for delivery around Mon, Jun 29, 2026
Regular price $208.59 AUD
Regular price Sale price $208.59 AUD
Priced, Stocked and Sold Per 90 Units
Excludes GST and overseas Taxes & Duties
Quantity Required

Backorder: Out of Stock.
Inside Diameter (ID) Section (t) Colour Hardness Indicative
Image
General Purpose O-Rings - 37.47x5.33 mm - Black Nitrile Rubber Packs - Nitrile NBR, BUNA-N O-Ring
Inside Diameter (ID)
37.47
mm
Section (t)
5.33
mm
Colour
Black
Hardness
90 Durometer
General Purpose O-Rings - 37.47x5.33 mm - Black Nitrile Rubber - Nitrile NBR, BUNA-N O-Ring
Material: Nitrile (NBR, BUNA-N)   
Category: O-Rings - General Purpose - Nitrile Rubber Packs
Part Number: OR-03747-533-N90-325 (PK-90)
Out of Stock | Backorder Now | Backorder now for delivery around Mon, Jun 29, 2026
Regular price $208.59 AUD
Regular price Sale price $208.59 AUD
Priced, Stocked and Sold Per 90 Units
Excludes GST and overseas Taxes & Duties
Quantity Required

Backorder: Out of Stock.
General Purpose O-Rings - 37.5x1.5 mm - Black Nitrile Rubber Packs - Nitrile NBR, BUNA-N O-Ring
Inside Diameter (ID)
37.50
mm
Section (t)
1.50
mm
Colour
Black
Hardness
70 Durometer
General Purpose O-Rings - 37.5x1.5 mm - Black Nitrile Rubber - Nitrile NBR, BUNA-N O-Ring
Material: Nitrile (NBR, BUNA-N)   
Category: O-Rings - General Purpose - Nitrile Rubber Packs
Part Number: OR-03750-150-N70 (PK-100)
Contact Us | Special Order Only - Please contact us if you need a large quantity
General Purpose O-Rings - 37.5x1.5 mm - Black Nitrile Rubber Packs - Nitrile NBR, BUNA-N O-Ring
Inside Diameter (ID)
37.50
mm
Section (t)
1.50
mm
Colour
Black
Hardness
70 Durometer
General Purpose O-Rings - 37.5x1.5 mm - Black Nitrile Rubber - Nitrile NBR, BUNA-N O-Ring
Material: Nitrile (NBR, BUNA-N)   
Category: O-Rings - General Purpose - Nitrile Rubber Packs
Part Number: OR-03750-150-N70 (PK-100)
Contact Us | Special Order Only - Please contact us if you need a large quantity | Backorder now for delivery around Sat, Mar 03, 2029
General Purpose O-Rings - 37.5x2 mm - Black Nitrile Rubber Packs - Nitrile NBR, BUNA-N O-Ring
Inside Diameter (ID)
37.50
mm
Section (t)
2.00
mm
Colour
Black
Hardness
70 Durometer
General Purpose O-Rings - 37.5x2 mm - Black Nitrile Rubber - Nitrile NBR, BUNA-N O-Ring
Material: Nitrile (NBR, BUNA-N)   
Category: O-Rings - General Purpose - Nitrile Rubber Packs
Part Number: OR-03750-200-N70 (PK-50)
Out of Stock | Backorder Now | Backorder now for delivery around Fri, Jul 17, 2026
Regular price $56.68 AUD
Regular price Sale price $56.68 AUD
Priced, Stocked and Sold Per 50 Units
Excludes GST and overseas Taxes & Duties
Quantity Required

Backorder: Out of Stock.
General Purpose O-Rings - 37.5x2 mm - Black Nitrile Rubber Packs - Nitrile NBR, BUNA-N O-Ring
Inside Diameter (ID)
37.50
mm
Section (t)
2.00
mm
Colour
Black
Hardness
70 Durometer
General Purpose O-Rings - 37.5x2 mm - Black Nitrile Rubber - Nitrile NBR, BUNA-N O-Ring
Material: Nitrile (NBR, BUNA-N)   
Category: O-Rings - General Purpose - Nitrile Rubber Packs
Part Number: OR-03750-200-N70 (PK-50)
Out of Stock | Backorder Now | Backorder now for delivery around Fri, Jul 17, 2026
Regular price $56.68 AUD
Regular price Sale price $56.68 AUD
Priced, Stocked and Sold Per 50 Units
Excludes GST and overseas Taxes & Duties
Quantity Required

Backorder: Out of Stock.
General Purpose O-Rings - 37.5x2.5 mm - Black Nitrile Rubber Packs - Nitrile NBR, BUNA-N O-Ring
Inside Diameter (ID)
37.50
mm
Section (t)
2.50
mm
Colour
Black
Hardness
70 Durometer
General Purpose O-Rings - 37.5x2.5 mm - Black Nitrile Rubber - Nitrile NBR, BUNA-N O-Ring
Material: Nitrile (NBR, BUNA-N)   
Category: O-Rings - General Purpose - Nitrile Rubber Packs
Part Number: OR-03750-250-N70 (PK-100)
Contact Us | Special Order Only - Please contact us if you need a large quantity
General Purpose O-Rings - 37.5x2.5 mm - Black Nitrile Rubber Packs - Nitrile NBR, BUNA-N O-Ring
Inside Diameter (ID)
37.50
mm
Section (t)
2.50
mm
Colour
Black
Hardness
70 Durometer
General Purpose O-Rings - 37.5x2.5 mm - Black Nitrile Rubber - Nitrile NBR, BUNA-N O-Ring
Material: Nitrile (NBR, BUNA-N)   
Category: O-Rings - General Purpose - Nitrile Rubber Packs
Part Number: OR-03750-250-N70 (PK-100)
Contact Us | Special Order Only - Please contact us if you need a large quantity | Backorder now for delivery around Sat, Mar 03, 2029
General Purpose O-Rings - 37.5x2.65 mm - Black Nitrile Rubber Packs - Nitrile NBR, BUNA-N O-Ring
Inside Diameter (ID)
37.50
mm
Section (t)
2.65
mm
Colour
Black
Hardness
70 Durometer
General Purpose O-Rings - 37.5x2.65 mm - Black Nitrile Rubber - Nitrile NBR, BUNA-N O-Ring
Material: Nitrile (NBR, BUNA-N)   
Category: O-Rings - General Purpose - Nitrile Rubber Packs
Part Number: OR-03750-265-N70 (PK-430)
Out of Stock | Backorder Now | Backorder now for delivery around Mon, Jun 29, 2026
Regular price $369.95 AUD
Regular price Sale price $369.95 AUD
Priced, Stocked and Sold Per 430 Units
Excludes GST and overseas Taxes & Duties
Quantity Required

Backorder: Out of Stock.
General Purpose O-Rings - 37.5x2.65 mm - Black Nitrile Rubber Packs - Nitrile NBR, BUNA-N O-Ring
Inside Diameter (ID)
37.50
mm
Section (t)
2.65
mm
Colour
Black
Hardness
70 Durometer
General Purpose O-Rings - 37.5x2.65 mm - Black Nitrile Rubber - Nitrile NBR, BUNA-N O-Ring
Material: Nitrile (NBR, BUNA-N)   
Category: O-Rings - General Purpose - Nitrile Rubber Packs
Part Number: OR-03750-265-N70 (PK-430)
Out of Stock | Backorder Now | Backorder now for delivery around Mon, Jun 29, 2026
Regular price $369.95 AUD
Regular price Sale price $369.95 AUD
Priced, Stocked and Sold Per 430 Units
Excludes GST and overseas Taxes & Duties
Quantity Required

Backorder: Out of Stock.
General Purpose O-Rings - 37.5x3 mm - Black Nitrile Rubber Packs - Nitrile NBR, BUNA-N O-Ring
Inside Diameter (ID)
37.50
mm
Section (t)
3.00
mm
Colour
Black
Hardness
70 Durometer
General Purpose O-Rings - 37.5x3 mm - Black Nitrile Rubber - Nitrile NBR, BUNA-N O-Ring
Material: Nitrile (NBR, BUNA-N)   
Category: O-Rings - General Purpose - Nitrile Rubber Packs
Part Number: OR-03750-300-N70 (PK-390)
Out of Stock | Backorder Now | Backorder now for delivery around Mon, Jun 29, 2026
Regular price $382.32 AUD
Regular price Sale price $382.32 AUD
Priced, Stocked and Sold Per 390 Units
Excludes GST and overseas Taxes & Duties
Quantity Required

Backorder: Out of Stock.
General Purpose O-Rings - 37.5x3 mm - Black Nitrile Rubber Packs - Nitrile NBR, BUNA-N O-Ring
Inside Diameter (ID)
37.50
mm
Section (t)
3.00
mm
Colour
Black
Hardness
70 Durometer
General Purpose O-Rings - 37.5x3 mm - Black Nitrile Rubber - Nitrile NBR, BUNA-N O-Ring
Material: Nitrile (NBR, BUNA-N)   
Category: O-Rings - General Purpose - Nitrile Rubber Packs
Part Number: OR-03750-300-N70 (PK-390)
Out of Stock | Backorder Now | Backorder now for delivery around Mon, Jun 29, 2026
Regular price $382.32 AUD
Regular price Sale price $382.32 AUD
Priced, Stocked and Sold Per 390 Units
Excludes GST and overseas Taxes & Duties
Quantity Required

Backorder: Out of Stock.
General Purpose O-Rings - 37.5x3.55 mm - Black Nitrile Rubber Packs - Nitrile NBR, BUNA-N O-Ring
Inside Diameter (ID)
37.50
mm
Section (t)
3.55
mm
Colour
Black
Hardness
70 Durometer
General Purpose O-Rings - 37.5x3.55 mm - Black Nitrile Rubber - Nitrile NBR, BUNA-N O-Ring
Material: Nitrile (NBR, BUNA-N)   
Category: O-Rings - General Purpose - Nitrile Rubber Packs
Part Number: OR-03750-355-N70 (PK-340)
Out of Stock | Backorder Now | Backorder now for delivery around Mon, Jun 29, 2026
Regular price $408.14 AUD
Regular price Sale price $408.14 AUD
Priced, Stocked and Sold Per 340 Units
Excludes GST and overseas Taxes & Duties
Quantity Required

Backorder: Out of Stock.
General Purpose O-Rings - 37.5x3.55 mm - Black Nitrile Rubber Packs - Nitrile NBR, BUNA-N O-Ring
Inside Diameter (ID)
37.50
mm
Section (t)
3.55
mm
Colour
Black
Hardness
70 Durometer
General Purpose O-Rings - 37.5x3.55 mm - Black Nitrile Rubber - Nitrile NBR, BUNA-N O-Ring
Material: Nitrile (NBR, BUNA-N)   
Category: O-Rings - General Purpose - Nitrile Rubber Packs
Part Number: OR-03750-355-N70 (PK-340)
Out of Stock | Backorder Now | Backorder now for delivery around Mon, Jun 29, 2026
Regular price $408.14 AUD
Regular price Sale price $408.14 AUD
Priced, Stocked and Sold Per 340 Units
Excludes GST and overseas Taxes & Duties
Quantity Required

Backorder: Out of Stock.
General Purpose O-Rings - 37.5x4.5 mm - Black Nitrile Rubber Packs - Nitrile NBR, BUNA-N O-Ring
Inside Diameter (ID)
37.50
mm
Section (t)
4.50
mm
Colour
Black
Hardness
70 Durometer
General Purpose O-Rings - 37.5x4.5 mm - Black Nitrile Rubber - Nitrile NBR, BUNA-N O-Ring
Material: Nitrile (NBR, BUNA-N)   
Category: O-Rings - General Purpose - Nitrile Rubber Packs
Part Number: OR-03750-450-N70 (PK-100)
Contact Us | Special Order Only - Please contact us if you need a large quantity
General Purpose O-Rings - 37.5x4.5 mm - Black Nitrile Rubber Packs - Nitrile NBR, BUNA-N O-Ring
Inside Diameter (ID)
37.50
mm
Section (t)
4.50
mm
Colour
Black
Hardness
70 Durometer
General Purpose O-Rings - 37.5x4.5 mm - Black Nitrile Rubber - Nitrile NBR, BUNA-N O-Ring
Material: Nitrile (NBR, BUNA-N)   
Category: O-Rings - General Purpose - Nitrile Rubber Packs
Part Number: OR-03750-450-N70 (PK-100)
Contact Us | Special Order Only - Please contact us if you need a large quantity | Backorder now for delivery around Sat, Mar 03, 2029
General Purpose O-Rings - 37.6x2.4 mm - Black Nitrile Rubber Packs - Nitrile NBR, BUNA-N O-Ring
Inside Diameter (ID)
37.60
mm
Section (t)
2.40
mm
Colour
Black
Hardness
70 Durometer
General Purpose O-Rings - 37.6x2.4 mm - Black Nitrile Rubber - Nitrile NBR, BUNA-N O-Ring
Material: Nitrile (NBR, BUNA-N)   
Category: O-Rings - General Purpose - Nitrile Rubber Packs
Part Number: OR-03760-240-N70 (PK-100)
Contact Us | Special Order Only - Please contact us if you need a large quantity
General Purpose O-Rings - 37.6x2.4 mm - Black Nitrile Rubber Packs - Nitrile NBR, BUNA-N O-Ring
Inside Diameter (ID)
37.60
mm
Section (t)
2.40
mm
Colour
Black
Hardness
70 Durometer
General Purpose O-Rings - 37.6x2.4 mm - Black Nitrile Rubber - Nitrile NBR, BUNA-N O-Ring
Material: Nitrile (NBR, BUNA-N)   
Category: O-Rings - General Purpose - Nitrile Rubber Packs
Part Number: OR-03760-240-N70 (PK-100)
Contact Us | Special Order Only - Please contact us if you need a large quantity | Backorder now for delivery around Sat, Mar 03, 2029
General Purpose O-Rings - 37.47x5.33 mm - Black Neoprene Rubber Packs - Neoprene Rubber O-Ring
Inside Diameter (ID)
37.47
mm
Section (t)
5.33
mm
Colour
Black
Hardness
70 Durometer
General Purpose O-Rings - 37.47x5.33 mm - Black - Neoprene Rubber O-Ring
Material: Neoprene Rubber   
Category: O-Rings - General Purpose - Neoprene Rubber Packs
Part Number: OR-03747-533-CR70-325 (PK-100)
Contact Us | Special Order Only - Please contact us if you need a large quantity
General Purpose O-Rings - 37.47x5.33 mm - Black Neoprene Rubber Packs - Neoprene Rubber O-Ring
Inside Diameter (ID)
37.47
mm
Section (t)
5.33
mm
Colour
Black
Hardness
70 Durometer
General Purpose O-Rings - 37.47x5.33 mm - Black - Neoprene Rubber O-Ring
Material: Neoprene Rubber   
Category: O-Rings - General Purpose - Neoprene Rubber Packs
Part Number: OR-03747-533-CR70-325 (PK-100)
Contact Us | Special Order Only - Please contact us if you need a large quantity | Backorder now for delivery around Sat, Mar 03, 2029
General Purpose O-Rings - 37.69x3.53 mm - Black Nitrile Rubber Packs - Nitrile NBR, BUNA-N O-Ring
Inside Diameter (ID)
37.69
mm
Section (t)
3.53
mm
Colour
Black
Hardness
70 Durometer
General Purpose O-Rings - 37.69x3.53 mm - Black Nitrile Rubber - Nitrile NBR, BUNA-N O-Ring
Material: Nitrile (NBR, BUNA-N)   
Category: O-Rings - General Purpose - Nitrile Rubber Packs
Part Number: OR-03769-353-N70-222 (PK-10)
23 units (230 pcs) Available Now | Further orders can be expected around Fri, Jul 17, 2026
Regular price $7.86 AUD
Regular price Sale price $7.86 AUD
Priced, Stocked and Sold Per 10 Units
Excludes GST and overseas Taxes & Duties
Quantity Required

Larger quantities than the 23 available can be backordered.
General Purpose O-Rings - 37.69x3.53 mm - Black Nitrile Rubber Packs - Nitrile NBR, BUNA-N O-Ring
Inside Diameter (ID)
37.69
mm
Section (t)
3.53
mm
Colour
Black
Hardness
70 Durometer
General Purpose O-Rings - 37.69x3.53 mm - Black Nitrile Rubber - Nitrile NBR, BUNA-N O-Ring
Material: Nitrile (NBR, BUNA-N)   
Category: O-Rings - General Purpose - Nitrile Rubber Packs
Part Number: OR-03769-353-N70-222 (PK-10)
23 units (230 pcs) Available Now | Further orders can be expected around Fri, Jul 17, 2026
Regular price $7.86 AUD
Regular price Sale price $7.86 AUD
Priced, Stocked and Sold Per 10 Units
Excludes GST and overseas Taxes & Duties
Quantity Required

23 units (230 pcs) Available Now. Backorder if more than 23.
General Purpose O-Rings - 37.69x3.53 mm - Black Nitrile Rubber Packs - Nitrile NBR, BUNA-N O-Ring
Inside Diameter (ID)
37.69
mm
Section (t)
3.53
mm
Colour
Black
Hardness
90 Durometer
General Purpose O-Rings - 37.69x3.53 mm - Black Nitrile Rubber - Nitrile NBR, BUNA-N O-Ring
Material: Nitrile (NBR, BUNA-N)   
Category: O-Rings - General Purpose - Nitrile Rubber Packs
Part Number: OR-03769-353-N90-222 (PK-100)
Contact Us | Special Order Only - Please contact us if you need a large quantity
General Purpose O-Rings - 37.69x3.53 mm - Black Nitrile Rubber Packs - Nitrile NBR, BUNA-N O-Ring
Inside Diameter (ID)
37.69
mm
Section (t)
3.53
mm
Colour
Black
Hardness
90 Durometer
General Purpose O-Rings - 37.69x3.53 mm - Black Nitrile Rubber - Nitrile NBR, BUNA-N O-Ring
Material: Nitrile (NBR, BUNA-N)   
Category: O-Rings - General Purpose - Nitrile Rubber Packs
Part Number: OR-03769-353-N90-222 (PK-100)
Contact Us | Special Order Only - Please contact us if you need a large quantity | Backorder now for delivery around Sat, Mar 03, 2029
General Purpose O-Rings - 37.77x2.62 mm - Black Nitrile Rubber Packs - Nitrile NBR, BUNA-N O-Ring
Inside Diameter (ID)
37.77
mm
Section (t)
2.62
mm
Colour
Black
Hardness
70 Durometer
General Purpose O-Rings - 37.77x2.62 mm - Black Nitrile Rubber - Nitrile NBR, BUNA-N O-Ring
Material: Nitrile (NBR, BUNA-N)   
Category: O-Rings - General Purpose - Nitrile Rubber Packs
Deleted Item. Available while stocks last.
Part Number: OR-03777-262-N70-128 (PK-20)
4 units (80 pcs) Available Now | Item Discontinued - Up to 4 may be ordered online. No backorders. Please contact us if you need a larger quantity
Regular price $3.00 AUD
Regular price $18.00 AUD Sale price $3.00 AUD
Priced, Stocked and Sold Per 20 Units
Excludes GST and overseas Taxes & Duties
Quantity Required

4 units (80 pcs) Available Now. These are priced to quit. Please contact us for a quote if you require more.
General Purpose O-Rings - 37.77x2.62 mm - Black Nitrile Rubber Packs - Nitrile NBR, BUNA-N O-Ring
Inside Diameter (ID)
37.77
mm
Section (t)
2.62
mm
Colour
Black
Hardness
70 Durometer
General Purpose O-Rings - 37.77x2.62 mm - Black Nitrile Rubber - Nitrile NBR, BUNA-N O-Ring
Material: Nitrile (NBR, BUNA-N)   
Category: O-Rings - General Purpose - Nitrile Rubber Packs
Deleted Item. Available while stocks last.
Part Number: OR-03777-262-N70-128 (PK-20)
4 units (80 pcs) Available Now | Item Discontinued - Up to 4 may be ordered online. No backorders. Please contact us if you need a larger quantity
Regular price $3.00 AUD
Regular price $18.00 AUD Sale price $3.00 AUD
Priced, Stocked and Sold Per 20 Units
Excludes GST and overseas Taxes & Duties
Quantity Required

4 units (80 pcs) Available Now. These are priced to quit. Please contact us for a quote if you require more.
General Purpose O-Rings - 37.77x2.62 mm - Black Nitrile Rubber Packs - Nitrile NBR, BUNA-N O-Ring
Inside Diameter (ID)
37.77
mm
Section (t)
2.62
mm
Colour
Black
Hardness
90 Durometer
General Purpose O-Rings - 37.77x2.62 mm - Black Nitrile Rubber - Nitrile NBR, BUNA-N O-Ring
Material: Nitrile (NBR, BUNA-N)   
Category: O-Rings - General Purpose - Nitrile Rubber Packs
Part Number: OR-03777-262-N90-128 (PK-100)
Out of Stock | Backorder Now | Backorder now for delivery around Mon, Jun 29, 2026
Regular price $142.14 AUD
Regular price Sale price $142.14 AUD
Priced, Stocked and Sold Per 100 Units
Excludes GST and overseas Taxes & Duties
Quantity Required

Backorder: Out of Stock.
General Purpose O-Rings - 37.77x2.62 mm - Black Nitrile Rubber Packs - Nitrile NBR, BUNA-N O-Ring
Inside Diameter (ID)
37.77
mm
Section (t)
2.62
mm
Colour
Black
Hardness
90 Durometer
General Purpose O-Rings - 37.77x2.62 mm - Black Nitrile Rubber - Nitrile NBR, BUNA-N O-Ring
Material: Nitrile (NBR, BUNA-N)   
Category: O-Rings - General Purpose - Nitrile Rubber Packs
Part Number: OR-03777-262-N90-128 (PK-100)
Out of Stock | Backorder Now | Backorder now for delivery around Mon, Jun 29, 2026
Regular price $142.14 AUD
Regular price Sale price $142.14 AUD
Priced, Stocked and Sold Per 100 Units
Excludes GST and overseas Taxes & Duties
Quantity Required

Backorder: Out of Stock.
General Purpose O-Rings - 37.69x3.53 mm - Black Neoprene Rubber Packs - Neoprene Rubber O-Ring
Inside Diameter (ID)
37.69
mm
Section (t)
3.53
mm
Colour
Black
Hardness
70 Durometer
General Purpose O-Rings - 37.69x3.53 mm - Black - Neoprene Rubber O-Ring
Material: Neoprene Rubber   
Category: O-Rings - General Purpose - Neoprene Rubber Packs
Part Number: OR-03769-353-CR70-222 (PK-100)
Contact Us | Special Order Only - Please contact us if you need a large quantity
General Purpose O-Rings - 37.69x3.53 mm - Black Neoprene Rubber Packs - Neoprene Rubber O-Ring
Inside Diameter (ID)
37.69
mm
Section (t)
3.53
mm
Colour
Black
Hardness
70 Durometer
General Purpose O-Rings - 37.69x3.53 mm - Black - Neoprene Rubber O-Ring
Material: Neoprene Rubber   
Category: O-Rings - General Purpose - Neoprene Rubber Packs
Part Number: OR-03769-353-CR70-222 (PK-100)
Contact Us | Special Order Only - Please contact us if you need a large quantity | Backorder now for delivery around Sat, Mar 03, 2029
General Purpose O-Rings - 37.82x1.78 mm - Black Nitrile Rubber Packs - Nitrile NBR, BUNA-N O-Ring
Inside Diameter (ID)
37.82
mm
Section (t)
1.78
mm
Colour
Black
Hardness
70 Durometer
General Purpose O-Rings - 37.82x1.78 mm - Black Nitrile Rubber - Nitrile NBR, BUNA-N O-Ring
Material: Nitrile (NBR, BUNA-N)   
Category: O-Rings - General Purpose - Nitrile Rubber Packs
Part Number: OR-03782-178-N70-029 (PK-20)
5 units (100 pcs) Available Now | Further orders can be expected around Mon, Jun 29, 2026
Regular price $13.23 AUD
Regular price Sale price $13.23 AUD
Priced, Stocked and Sold Per 20 Units
Excludes GST and overseas Taxes & Duties
Quantity Required

Larger quantities than the 5 available can be backordered.
General Purpose O-Rings - 37.82x1.78 mm - Black Nitrile Rubber Packs - Nitrile NBR, BUNA-N O-Ring
Inside Diameter (ID)
37.82
mm
Section (t)
1.78
mm
Colour
Black
Hardness
70 Durometer
General Purpose O-Rings - 37.82x1.78 mm - Black Nitrile Rubber - Nitrile NBR, BUNA-N O-Ring
Material: Nitrile (NBR, BUNA-N)   
Category: O-Rings - General Purpose - Nitrile Rubber Packs
Part Number: OR-03782-178-N70-029 (PK-20)
5 units (100 pcs) Available Now | Further orders can be expected around Mon, Jun 29, 2026
Regular price $13.23 AUD
Regular price Sale price $13.23 AUD
Priced, Stocked and Sold Per 20 Units
Excludes GST and overseas Taxes & Duties
Quantity Required

5 units (100 pcs) Available Now. Backorder if more than 5.
General Purpose O-Rings - 37.82x1.78 mm - Black Nitrile Rubber Packs - Nitrile NBR, BUNA-N O-Ring
Inside Diameter (ID)
37.82
mm
Section (t)
1.78
mm
Colour
Black
Hardness
90 Durometer
General Purpose O-Rings - 37.82x1.78 mm - Black Nitrile Rubber - Nitrile NBR, BUNA-N O-Ring
Material: Nitrile (NBR, BUNA-N)   
Category: O-Rings - General Purpose - Nitrile Rubber Packs
Part Number: OR-03782-178-N90-029 (PK-200)
Out of Stock | Backorder Now | Backorder now for delivery around Mon, Jun 29, 2026
Regular price $148.14 AUD
Regular price Sale price $148.14 AUD
Priced, Stocked and Sold Per 200 Units
Excludes GST and overseas Taxes & Duties
Quantity Required

Backorder: Out of Stock.
General Purpose O-Rings - 37.82x1.78 mm - Black Nitrile Rubber Packs - Nitrile NBR, BUNA-N O-Ring
Inside Diameter (ID)
37.82
mm
Section (t)
1.78
mm
Colour
Black
Hardness
90 Durometer
General Purpose O-Rings - 37.82x1.78 mm - Black Nitrile Rubber - Nitrile NBR, BUNA-N O-Ring
Material: Nitrile (NBR, BUNA-N)   
Category: O-Rings - General Purpose - Nitrile Rubber Packs
Part Number: OR-03782-178-N90-029 (PK-200)
Out of Stock | Backorder Now | Backorder now for delivery around Mon, Jun 29, 2026
Regular price $148.14 AUD
Regular price Sale price $148.14 AUD
Priced, Stocked and Sold Per 200 Units
Excludes GST and overseas Taxes & Duties
Quantity Required

Backorder: Out of Stock.
General Purpose O-Rings - 37.77x2.62 mm - Black Neoprene Rubber Packs - Neoprene Rubber O-Ring
Inside Diameter (ID)
37.77
mm
Section (t)
2.62
mm
Colour
Black
Hardness
70 Durometer
General Purpose O-Rings - 37.77x2.62 mm - Black - Neoprene Rubber O-Ring
Material: Neoprene Rubber   
Category: O-Rings - General Purpose - Neoprene Rubber Packs
Part Number: OR-03777-262-CR70-128 (PK-100)
Contact Us | Special Order Only - Please contact us if you need a large quantity
General Purpose O-Rings - 37.77x2.62 mm - Black Neoprene Rubber Packs - Neoprene Rubber O-Ring
Inside Diameter (ID)
37.77
mm
Section (t)
2.62
mm
Colour
Black
Hardness
70 Durometer
General Purpose O-Rings - 37.77x2.62 mm - Black - Neoprene Rubber O-Ring
Material: Neoprene Rubber   
Category: O-Rings - General Purpose - Neoprene Rubber Packs
Part Number: OR-03777-262-CR70-128 (PK-100)
Contact Us | Special Order Only - Please contact us if you need a large quantity | Backorder now for delivery around Sat, Mar 03, 2029
General Purpose O-Rings - 37.82x1.78 mm - Black Neoprene Rubber Packs - Neoprene Rubber O-Ring
Inside Diameter (ID)
37.82
mm
Section (t)
1.78
mm
Colour
Black
Hardness
70 Durometer
General Purpose O-Rings - 37.82x1.78 mm - Black - Neoprene Rubber O-Ring
Material: Neoprene Rubber   
Category: O-Rings - General Purpose - Neoprene Rubber Packs
Part Number: OR-03782-178-CR70-029 (PK-100)
Contact Us | Special Order Only - Please contact us if you need a large quantity
General Purpose O-Rings - 37.82x1.78 mm - Black Neoprene Rubber Packs - Neoprene Rubber O-Ring
Inside Diameter (ID)
37.82
mm
Section (t)
1.78
mm
Colour
Black
Hardness
70 Durometer
General Purpose O-Rings - 37.82x1.78 mm - Black - Neoprene Rubber O-Ring
Material: Neoprene Rubber   
Category: O-Rings - General Purpose - Neoprene Rubber Packs
Part Number: OR-03782-178-CR70-029 (PK-100)
Contact Us | Special Order Only - Please contact us if you need a large quantity | Backorder now for delivery around Sat, Mar 03, 2029
General Purpose O-Rings - 38x1.5 mm - Black Nitrile Rubber Packs - Nitrile NBR, BUNA-N O-Ring
Inside Diameter (ID)
38.00
mm
Section (t)
1.50
mm
Colour
Black
Hardness
70 Durometer
General Purpose O-Rings - 38x1.5 mm - Black Nitrile Rubber - Nitrile NBR, BUNA-N O-Ring
Material: Nitrile (NBR, BUNA-N)   
Category: O-Rings - General Purpose - Nitrile Rubber Packs
Part Number: OR-03800-150-N70 (PK-50)
3 units (150 pcs) Available Now | Further orders can be expected around Mon, Jun 29, 2026
Regular price $25.05 AUD
Regular price Sale price $25.05 AUD
Priced, Stocked and Sold Per 50 Units
Excludes GST and overseas Taxes & Duties
Quantity Required

Larger quantities than the 3 available can be backordered.
General Purpose O-Rings - 38x1.5 mm - Black Nitrile Rubber Packs - Nitrile NBR, BUNA-N O-Ring
Inside Diameter (ID)
38.00
mm
Section (t)
1.50
mm
Colour
Black
Hardness
70 Durometer
General Purpose O-Rings - 38x1.5 mm - Black Nitrile Rubber - Nitrile NBR, BUNA-N O-Ring
Material: Nitrile (NBR, BUNA-N)   
Category: O-Rings - General Purpose - Nitrile Rubber Packs
Part Number: OR-03800-150-N70 (PK-50)
3 units (150 pcs) Available Now | Further orders can be expected around Mon, Jun 29, 2026
Regular price $25.05 AUD
Regular price Sale price $25.05 AUD
Priced, Stocked and Sold Per 50 Units
Excludes GST and overseas Taxes & Duties
Quantity Required

3 units (150 pcs) Available Now. Backorder if more than 3.
General Purpose O-Rings - 38x2 mm - Black Nitrile Rubber Packs - Nitrile NBR, BUNA-N O-Ring
Inside Diameter (ID)
38.00
mm
Section (t)
2.00
mm
Colour
Black
Hardness
70 Durometer
General Purpose O-Rings - 38x2 mm - Black Nitrile Rubber - Nitrile NBR, BUNA-N O-Ring
Material: Nitrile (NBR, BUNA-N)   
Category: O-Rings - General Purpose - Nitrile Rubber Packs
Deleted Item. Available while stocks last.
Part Number: OR-03800-200-N70 (PK-20)
149 units (2980 pcs) Available Now | Item Discontinued - Up to 149 may be ordered online. No backorders. Please contact us if you need a larger quantity
Regular price $3.00 AUD
Regular price $11.20 AUD Sale price $3.00 AUD
Priced, Stocked and Sold Per 20 Units
Excludes GST and overseas Taxes & Duties
Quantity Required

149 units (2980 pcs) Available Now. These are priced to quit. Please contact us for a quote if you require more.
General Purpose O-Rings - 38x2 mm - Black Nitrile Rubber Packs - Nitrile NBR, BUNA-N O-Ring
Inside Diameter (ID)
38.00
mm
Section (t)
2.00
mm
Colour
Black
Hardness
70 Durometer
General Purpose O-Rings - 38x2 mm - Black Nitrile Rubber - Nitrile NBR, BUNA-N O-Ring
Material: Nitrile (NBR, BUNA-N)   
Category: O-Rings - General Purpose - Nitrile Rubber Packs
Deleted Item. Available while stocks last.
Part Number: OR-03800-200-N70 (PK-20)
149 units (2980 pcs) Available Now | Item Discontinued - Up to 149 may be ordered online. No backorders. Please contact us if you need a larger quantity
Regular price $3.00 AUD
Regular price $11.20 AUD Sale price $3.00 AUD
Priced, Stocked and Sold Per 20 Units
Excludes GST and overseas Taxes & Duties
Quantity Required

149 units (2980 pcs) Available Now. These are priced to quit. Please contact us for a quote if you require more.
General Purpose O-Rings - 38x2.5 mm - Black Nitrile Rubber Packs - Nitrile NBR, BUNA-N O-Ring
Inside Diameter (ID)
38.00
mm
Section (t)
2.50
mm
Colour
Black
Hardness
70 Durometer
General Purpose O-Rings - 38x2.5 mm - Black Nitrile Rubber - Nitrile NBR, BUNA-N O-Ring
Material: Nitrile (NBR, BUNA-N)   
Category: O-Rings - General Purpose - Nitrile Rubber Packs
Part Number: OR-03800-250-N70 (PK-50)
Out of Stock | Backorder Now | Backorder now for delivery around Fri, Jul 17, 2026
Regular price $42.32 AUD
Regular price Sale price $42.32 AUD
Priced, Stocked and Sold Per 50 Units
Excludes GST and overseas Taxes & Duties
Quantity Required

Backorder: Out of Stock.
General Purpose O-Rings - 38x2.5 mm - Black Nitrile Rubber Packs - Nitrile NBR, BUNA-N O-Ring
Inside Diameter (ID)
38.00
mm
Section (t)
2.50
mm
Colour
Black
Hardness
70 Durometer
General Purpose O-Rings - 38x2.5 mm - Black Nitrile Rubber - Nitrile NBR, BUNA-N O-Ring
Material: Nitrile (NBR, BUNA-N)   
Category: O-Rings - General Purpose - Nitrile Rubber Packs
Part Number: OR-03800-250-N70 (PK-50)
Out of Stock | Backorder Now | Backorder now for delivery around Fri, Jul 17, 2026
Regular price $42.32 AUD
Regular price Sale price $42.32 AUD
Priced, Stocked and Sold Per 50 Units
Excludes GST and overseas Taxes & Duties
Quantity Required

Backorder: Out of Stock.
General Purpose O-Rings - 38x3 mm - Black Nitrile Rubber Packs - Nitrile NBR, BUNA-N O-Ring
Inside Diameter (ID)
38.00
mm
Section (t)
3.00
mm
Colour
Black
Hardness
70 Durometer
General Purpose O-Rings - 38x3 mm - Black Nitrile Rubber - Nitrile NBR, BUNA-N O-Ring
Material: Nitrile (NBR, BUNA-N)   
Category: O-Rings - General Purpose - Nitrile Rubber Packs
Part Number: OR-03800-300-N70 (PK-25)
Out of Stock | Backorder Now | Backorder now for delivery around Fri, Jul 17, 2026
Regular price $38.41 AUD
Regular price Sale price $38.41 AUD
Priced, Stocked and Sold Per 25 Units
Excludes GST and overseas Taxes & Duties
Quantity Required

Backorder: Out of Stock.
General Purpose O-Rings - 38x3 mm - Black Nitrile Rubber Packs - Nitrile NBR, BUNA-N O-Ring
Inside Diameter (ID)
38.00
mm
Section (t)
3.00
mm
Colour
Black
Hardness
70 Durometer
General Purpose O-Rings - 38x3 mm - Black Nitrile Rubber - Nitrile NBR, BUNA-N O-Ring
Material: Nitrile (NBR, BUNA-N)   
Category: O-Rings - General Purpose - Nitrile Rubber Packs
Part Number: OR-03800-300-N70 (PK-25)
Out of Stock | Backorder Now | Backorder now for delivery around Fri, Jul 17, 2026
Regular price $38.41 AUD
Regular price Sale price $38.41 AUD
Priced, Stocked and Sold Per 25 Units
Excludes GST and overseas Taxes & Duties
Quantity Required

Backorder: Out of Stock.
General Purpose O-Rings - 38x3.5 mm - Black Nitrile Rubber Packs - Nitrile NBR, BUNA-N O-Ring
Inside Diameter (ID)
38.00
mm
Section (t)
3.50
mm
Colour
Black
Hardness
70 Durometer
General Purpose O-Rings - 38x3.5 mm - Black Nitrile Rubber - Nitrile NBR, BUNA-N O-Ring
Material: Nitrile (NBR, BUNA-N)   
Category: O-Rings - General Purpose - Nitrile Rubber Packs
Part Number: OR-03800-350-N70 (PK-25)
Out of Stock | Backorder Now | Backorder now for delivery around Fri, Jul 17, 2026
Regular price $31.41 AUD
Regular price Sale price $31.41 AUD
Priced, Stocked and Sold Per 25 Units
Excludes GST and overseas Taxes & Duties
Quantity Required

Backorder: Out of Stock.
General Purpose O-Rings - 38x3.5 mm - Black Nitrile Rubber Packs - Nitrile NBR, BUNA-N O-Ring
Inside Diameter (ID)
38.00
mm
Section (t)
3.50
mm
Colour
Black
Hardness
70 Durometer
General Purpose O-Rings - 38x3.5 mm - Black Nitrile Rubber - Nitrile NBR, BUNA-N O-Ring
Material: Nitrile (NBR, BUNA-N)   
Category: O-Rings - General Purpose - Nitrile Rubber Packs
Part Number: OR-03800-350-N70 (PK-25)
Out of Stock | Backorder Now | Backorder now for delivery around Fri, Jul 17, 2026
Regular price $31.41 AUD
Regular price Sale price $31.41 AUD
Priced, Stocked and Sold Per 25 Units
Excludes GST and overseas Taxes & Duties
Quantity Required

Backorder: Out of Stock.